/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  State Provider

*

*/

// System includes

#include <AknDef.h>

#include <connect/sbdefs.h>

#include <e32property.h>

#include <swi/swispubsubdefs.h>

#include <swi/swiutils.h>

#include <sacls.h> // KSWIUidsCurrentlyBeingProcessed

// User includes

#include <aipspropertyobserver.h>

#include <aiutility.h>

#include <aifwdefs.h>

#include "aiecomobserver.h"

#include "aistateobserver.h"

#include "aistateprovider.h"

#include "debug.h"

// Constants

// ======== LOCAL FUNCTIONS ========

// ======== MEMBER FUNCTIONS ========

// ----------------------------------------------------------------------------

// CAiStateProvider::NewL()

// Two-phased constructor.

// ----------------------------------------------------------------------------

//

CAiStateProvider* CAiStateProvider::NewL( MAiStateObserver& aObserver )     

    {

    CAiStateProvider* self = 

        CAiStateProvider::NewLC( aObserver );

    CleanupStack::Pop( self );

    return self;

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::NewLC()

// Two-phased constructor.

// ----------------------------------------------------------------------------

//

CAiStateProvider* CAiStateProvider::NewLC( MAiStateObserver& aObserver )     

    {

    CAiStateProvider* self = 

        new ( ELeave ) CAiStateProvider( aObserver );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::~CAiStateProvider()

// C++ default destructor.

// ----------------------------------------------------------------------------

//

CAiStateProvider::~CAiStateProvider()

    {  

    Stop();

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::CAiStateProvider()

// C++ default constructor.

// ----------------------------------------------------------------------------

//

CAiStateProvider::CAiStateProvider( MAiStateObserver& aObserver )        

    : iObserver( aObserver )

    {      

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::ConstructL()

// 2nd phase constructor

// ----------------------------------------------------------------------------

//

void CAiStateProvider::ConstructL()

    {

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::StartL()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::StartL( CCoeEnv& aCoeEnv )

    {

    if ( !iStarted )

        {        

        iStarted = ETrue;

        iObserver.NotifyStateChange( EAiFwUiStartup );

        iLightObserver = CHWRMLight::NewL( this );

        iBackupRestoreObserver = AiUtility::CreatePSPropertyObserverL(

            TCallBack( BackupRestoreEvent, this ),

            KUidSystemCategory, conn::KUidBackupRestoreKey );

        iSwiUidListObserver = AiUtility::CreatePSPropertyObserverL(

                TCallBack( SwiUidListEvent, this ),

                KUidSystemCategory, KSWIUidsCurrentlyBeingProcessed );

        User::LeaveIfError( iSkinSrv.Connect( this ) );

        iEcomObserver = CAiEcomObserver::NewL();

        iEcomObserver->AddObserverL( this );

        iCoeEnv = &aCoeEnv;

        iCoeEnv->AddMessageMonitorObserverL( *this );

        }

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::Stop()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::Stop()

    {

    if ( iStarted )

        {

        iStarted = EFalse;

        iObserver.NotifyStateChange( EAiFwUiShutdown );

        if ( iCoeEnv )

            {

            iCoeEnv->RemoveMessageMonitorObserver( *this );        

            }

        iCoeEnv = NULL;

        delete iEcomObserver;

        iEcomObserver = NULL;

        iSkinSrv.Close();

        Release( iBackupRestoreObserver );

        iBackupRestoreObserver = NULL;

        Release( iSwiUidListObserver );

        iSwiUidListObserver = NULL;

        delete iLightObserver;      

        iLightObserver = NULL;

        }           

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::MonitorWsMessage()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::MonitorWsMessage( const TWsEvent& aEvent )

    {

    TInt type( aEvent.Type() );

    if ( type == KAknFullOrPartialForegroundGained )

        {

        iObserver.NotifyStateChange( EAiFwForeground );

        }

    else if ( type == KAknFullOrPartialForegroundLost )

        {

        iObserver.NotifyStateChange( EAiFwBackground );

        }

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::LightStatusChanged()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::LightStatusChanged( TInt aTarget, 

    CHWRMLight::TLightStatus aStatus )

    {

    if ( aTarget == CHWRMLight::EPrimaryDisplay )

        {

        if ( aStatus == CHWRMLight::ELightOn )

            {

            iObserver.NotifyStateChange( EAiFwBacklightOn );

            }

        else if ( aStatus == CHWRMLight::ELightOff )

            {

            iObserver.NotifyStateChange( EAiFwBacklightOff );

            }

        }

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::SkinContentChanged()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::SkinContentChanged()

    {    

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::SkinConfigurationChanged()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::SkinConfigurationChanged(

    const TAknsSkinStatusConfigurationChangeReason aReason )

    {

    if ( aReason == EAknsSkinStatusConfigurationDeployed )

        {

        iObserver.NotifyStateChange( EAiFwGeneralThemeChange );

        }

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::SkinPackageChanged()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::SkinPackageChanged(

    const TAknsSkinStatusPackageChangeReason /*aReason*/ )

    {    

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::NotifyEcomRegistryChanged()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::NotifyEcomRegistryChanged()

    {

    __PRINTS( "CAiStateProvider::NotifyEcomRegistryChanged" );    

    iObserver.NotifyReloadPlugins();

    __PRINTS( "CAiStateProvider::NotifyEcomRegistryChanged - return void" );    

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::LoadPlugin()

// 

// ----------------------------------------------------------------------------

//

TInt CAiStateProvider::LoadPlugin( const THsPublisherInfo& aPublisherInfo, 

    TAiFwLoadReason aReason )

    {

    return iObserver.NotifyLoadPlugin( aPublisherInfo, aReason );

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::DestroyPlugin()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::DestroyPlugin( const THsPublisherInfo& aPublisherInfo,

    TAiFwDestroyReason aReason )

    {

    iObserver.NotifyDestroyPlugin( aPublisherInfo, aReason );

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::ChangePluginState()

// 

// ----------------------------------------------------------------------------

//

void CAiStateProvider::ChangePluginState( TAiFwState aState )    

    {

    if ( aState == EAiFwOnline || aState == EAiFwOffline )

        {

        iObserver.NotifyStateChange( aState );

        }

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::BackupRestoreEvent()

// 

// ----------------------------------------------------------------------------

//

/* static */ TInt CAiStateProvider::BackupRestoreEvent( TAny* aAny )

    {

    CAiStateProvider* self = static_cast< CAiStateProvider* >( aAny );

    const TUint mask( conn::KBURPartTypeMask ^ conn::EBURNormal );

    TInt value( 0 );

    if ( self->iBackupRestoreObserver->Get( value ) == KErrNone )

        {

        if ( value & mask )

            {

            // Any type of backup or restore operation

            self->iObserver.NotifyStateChange( EAiFwBackupRestoreStart );

            }

        else

            {

            self->iObserver.NotifyStateChange( EAiFwBackupRestoreEnd ); 

            }

        }

    return KErrNone;

    }

// ----------------------------------------------------------------------------

// CAiStateProvider::SwiUidLIstEvent()

// 

// ----------------------------------------------------------------------------

//

/* static */ TInt CAiStateProvider::SwiUidListEvent( TAny* aAny )

    {

    CAiStateProvider* self = static_cast< CAiStateProvider* >( aAny );

    RArray<TUid> uidList;

    if ( KErrNone == Swi::GetAllUids( uidList ) )

        {

        self->iObserver.NotifyReleasePlugins( uidList );

        }

    return KErrNone;

    }

// End of file